OPSIGALEA. EMPT7SADA. 



85 



prominent black streak in submedian fold from near base to middle "• 

 antemedial line very highl}- dentate, with a long hardly traceable 

 tooth in cell and longer teeth in snbmedian interspace and above 

 inner margin ; the terminal part of median nei-vure streaked witli 

 black ; the veins of medial part of terminal area streaked with black ; 



Fig. 12. — O'psigalea ocellata, cf . 



a large round subterminal black spot with white annulus above 

 tornus defined on inner side by a curved black line ; a fine black 

 terminal line reduced to small spots towards apex. Hind wing 

 semihyaline white. 



Hah. Mexico, Oaxaca (Salle), 1 J type. Exj). 52 millim. 



Genus EMPUSADA, n. n. 



Type. 



Empusa, Hiibn. Verz. p. 247 (1827), nee. 111. Orth. 1798 lactea. 



Proboscis fully tleveloped ; palpi obliquely upturned, rather short, fringed 

 with hair on both sides ; frons with slight rounded prominence with corneous 

 plate below it ; eyes large, rounded ; antennas almost simple in both sexes, 

 thorax clothed with hair and hair-like scales, the teguljE produced behind into 

 a slight hood ; metathorax and abdomen not crested ; the anal tuft long ; 

 tibiai fringed with long hair on outer side. Fore wing long and narrow, the 

 apex produced, the termen oblique, the inner margin lobed near base ; veins 

 3 and 5 from near angle of cell ; 6 from upper angle ; 9 from 10 anastomosing 

 with 8 to form the areole ; 11 from cell. Hind wing with veins 3, 4 from 

 angle of cell ; 5 obsolescent from middle of discocellulars ; 6, 7 from upper 

 angle ; 8 anastomosing with the cell near base only. 



A. Fore wing with silvery-white markings. 



a. Fore wing with the silvery-white extending to base. 

 a}. Fore wing with silvery - white fascia from base 



through the cell to apex argyrina. 



l)'-. Fore wing with the silvery-white not extending 



beyond the cell argentina. 



h. Fore wing with the silvery-white not extending to 

 base. 

 a). Foi'e wing with the silvery-white fascia in discal 



fold arising well before origin of vein 2 hiitchinsoni. 



b^. Fore wing with the silvery-white fascia in discal fold 



arising above origin of vein 2 argeiitivitta. 



B. Fore wing without silvery-white markings. 



a. Fore wing with fiery-red or red-brown suffusion below 

 base of cell with yellow fascia below it. 

 a} . Fore wing without yellow fascia in and beyond end 

 of cell. 

 a^. Fore wing with black streak on median nervure 



and grey-white patch below end of cell ])grostrota. 



